package com.chixing.day04;

public class CarTest {
    public static void main(String[] args) {
        Car car1=new Car();
        car1.setCarId(101);
        car1.setCarName("A车");

        Car car2=new Car(102,"B车");

        Car car3=new Car(102,"B车","","黑色");
    }
}
